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Finding the Third Proportional to 98.44 and 157.50

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Solution

The third proportional to 98.44 and 157.50 is: 252

Step by Step Solution

  1. Step 1: Write the proportion equation
    98.44 : 157.50 = 157.50 : x
  2. Step 2: Convert to fraction form
    98.44/157.50 = 157.50/x
  3. Step 3: Cross multiply
    98.44x = 157.50 × 157.50
  4. Step 4: Simplify right side
    98.44x = 24,806.25
  5. Step 5: Solve for x
    x = 24,806.25/98.44
  6. Step 6: Final answer
    x = 252

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.